1、

Effecting of Circumstance Temperature on Optimum Quantity of Retarder for Concrete

温度对混凝土缓凝剂最优掺量的影响

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2、

The HF coal ash concrete has the features of high tensile strength, high resistance to abrasion and small quantity of cement use.

HF高强耐磨粉煤灰混凝土具有水泥用量低、抗拉强度高、抗冲耐磨性能优质的特点,因此,极少产生裂缝。

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3、

The live broadcasting was the most difficult in technology, the most complicated in signal dispatch, the largest quantity of signal, the longest time of live broadcasting in the history of Zhuhai television report.

这是珠海电视报道史上技术难度最大、信号调度最复杂、信号量最大、直播时间最长的一次现场直播。

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4、

The experimental results show that, at definite temperature, the loss quantity of the river sand of 4 different grain-diameters increases and the reaction rate decreases with the increase of the reaction time;

实验结果表明:在一定温度下,随着反应时间的延长,4种不同粒径河砂的损失量增大而反应速率减小;

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6、

That is why the parameter of tensile resistance is to be considered and is strictly related to the type and quantity of fibreglass used.

这就是为什么我们要考虑它的抗拉力条件,并且它是和所用的材料的类型和质量严格相关的。

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7、

2. The non-electric technologcial conditions were researched and optimized: ① The quantity of TiO2 added to the reactor has a best value. The best value is 130 glass beads.

对非电气参数的影响进行了研究:①催化剂的投加量有一最佳值,通过实验确定最佳投加量为130目;

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8、

The deformation increases quantity of island structure in the product of medium temperature transformation in austenite and makes it finer.

形变使奥氏体中温转变产物岛状组织数量增加,并使之细化。

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9、

The BF hot metal at KISC is oversaturated with carbon and its average temperature fall reaches 1.5 ℃/ min during transportation, hence, a large quantity of kish is inevitably deposited.

昆钢高炉铁水在出铁时含碳量达饱和,运输过程中平均温降为1.5℃/min,产生大量片状石墨粉尘是必然的。

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10、

AIM: To compare the image of lacrimal film and the change of the quantity of tear fluid between normal population and clinically suspected xerophthalmia patients.

目的:比较正常人与临床怀疑干眼症患者干眼仪泪膜图象及泪液分泌量的变化。

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11、

The taste quality of tobacco leaves was the best at 1900m. Miscellaneous gases were obvious at low altitudes, and the quantity of aroma was a little lack at high altitudes.

会理1900m海拔范围烟叶吸食质量最佳。较低海拔范围杂气较明显,较高海拔范围香气量略显不足。

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12、

The cost of grinding and classification is the largest part, Efficiency of grinding and classification and quality of product affect the. quantity of product and various economic technical factor in concentration plant.

磨矿分级作业的成本在选矿厂总成本中占相当大的比例,磨矿分级作业的效率和产品的质量又直接影响整个选厂的产量和各项经济技术指标。

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13、

This paper first introduces basic physical quantity of coherence and discusses temporal coherence starting from Michael interfering experiment.

本文给出了描述光场相干性的基本物理量,从迈克尔逊干涉实验出发,讨论了时间相干性;

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14、
15、

As the medium of exchange, the quantity of currency is from a small amount into large numbers in circulation, and its function has gradually strengthened.

最初行使交换媒介功能的货币,从少量使用发展为大量流通,其作用也逐步加强。

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17、

This essay derived the estimated quantity of the model parameters and F statistical quantity of the hypothesis testing for unperfect block design by using parameter estimation and variation analysis of linear model. So it helps to get further conclusion of block design and factorial analysis.

用线型模型的参数估计与方差分析知识,对全套重复的不完全区组设计问题进行分析,找出了模型参数的估计量,并给出了假设检验的F统计量。

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18、

For the past decades, we have accumulated a large quantity of experiences on the technology of hydraulic concrete structure reinforcement based on experiment and project practices.

几十年来,通过试验研究和众多工程实践,我国在水工混凝土建筑物修补加固技术方面,积累了许多宝贵经验。

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20、

Through modification of the framework of a beam pumping unit by removing the cross tension link, a great quantity of steel can be saved and the manufacturing cost can be reduced.

采取去掉横拉筋的办法改造抽油机游梁支架,可节省大量钢材,降低制造成本。对改造后的游梁支架进行了动态应力测试、位移测试和稳定性计算。

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